Base | Representation |
---|---|
bin | 10000110100011… |
… | …000010100001100 |
3 | 201122221112201121 |
4 | 100310120110030 |
5 | 1034213312130 |
6 | 43555450324 |
7 | 6664242655 |
oct | 2064302414 |
9 | 648845647 |
10 | 282166540 |
11 | 135303997 |
12 | 7a5b69a4 |
13 | 465c5866 |
14 | 2969052c |
15 | 19b89d7a |
hex | 10d1850c |
282166540 has 24 divisors (see below), whose sum is σ = 596104992. Its totient is φ = 112189440.
The previous prime is 282166519. The next prime is 282166589. The reversal of 282166540 is 45661282.
It is a junction number, because it is equal to n+sod(n) for n = 282166496 and 282166505.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38901 + ... + 45580.
It is an arithmetic number, because the mean of its divisors is an integer number (24837708).
Almost surely, 2282166540 is an apocalyptic number.
282166540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
282166540 is an abundant number, since it is smaller than the sum of its proper divisors (313938452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
282166540 is a wasteful number, since it uses less digits than its factorization.
282166540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84657 (or 84655 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 34.
The square root of 282166540 is about 16797.8135481973. The cubic root of 282166540 is about 655.8962847880.
The spelling of 282166540 in words is "two hundred eighty-two million, one hundred sixty-six thousand, five hundred forty".
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